Rapport explicatif

Long Term

Mapping of Rating Symbols ( as of 25 April 2007 )

DBRS AAA– AAL AH – AL BBBH– BBBL BBH – BBL BH – D Fitch AAA– AA- A+ – A- BBB+– BBB- BB+ – BB- B+ – B-Moody’s Aaa– Aa3 A1 – A3 Baa1 – Baa3 Ba1 – Ba3 B1 – B3 S&P AAA– AA- A+ – A- BBB+– BBB- BB+ – BB- B+ – B-

New Risk Weights (in %) according to Basel II (July 2009)

Rating Symbols to Risk Weights ( in %)

Securitisation 20 50 100 350 Deduction Resecuritisation 40 100 225 650 Deduction